Buffet Crampon oboe, need help to identify model

I have a Buffet Crampon oboe, apprx 10 years old. But I cannot figure out the model number. It is obviously a semi-automatic student model, but it is not one of the current models from BC (4011, 4012 etc.).

Can anyboudy help me in identifying this oboe? Couple of other pictures can bee seen here: